[LLVMdev] Need help reproducing a sanitizer buildbot failure

[Reid Kleckner]

On Fri, Apr 11, 2014 at 12:35 AM, Kostya Serebryany <kcc at google.com> wrote:
>
> I wonder if we can configure the lit test runner to print the (tail of)
> test output on failure.
>

You'd have to teach FileCheck, actually, since it's the one that consumes
stderr in this case.  Rather than doing that, why not use
*SAN_OPTIONS=log_file=blah.txt, and teach lit to dump that on failure?
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